Matching Pairs ImmunityOnline version Broad by Dawn Forgione 1 Chemotaxis 2 Dilation of capillaries (hyperemia) 3 Acquired immunity 4 Formation of exudate 5 Natural / Nonspecific immunity 6 Capillary permeability increases (diapedesis) 7 Humoral immunity 8 Inflammatory reponse 9 Nonspecific - second line of defense 10 Natural immunity 11 Natural immunity - External 12 Natural immunity - Internal 13 Factors that affect defense mechanisms 14 Cellular immunity Stomach acid, mucus linings, tears, ear wax.. to increase blood flow to area Inflammatory response Derived from plasma, containing antibacterial substances, phagocytic cells, and any present antibiotics Structural barriers to keep infectious agents out of the body (skin, cilia, etc) Requires exposure to a pathogen, recovery usually results in a lifelong immunity Redness, swelling, heat, pain Removal of foreign substances (antigens) by specialized cells (phagocytosis) Chemicals are released which cause phagocytic white cells to migrate to the area First line of defense against infection (external and internal) Substances (antigens) in the blood are provided protection from microorganisms Born with the ability to resist infections / normal bodily functions Age, hormones, drugs/chemicals, malnutrition, fatigue/stress, genetic factors Allows white blood cells to leave the blood and travel to the injured area
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